Two ranking methods about fuzzy number are built, and relevant decision models and their practical application are presented.
建立了模糊数的两种排序方法，给出了相应的决策模型及其实际应用。
This paper describes the new multi objective fuzzy optimization used in the choice of mining methods, and compares with the gray decision theory.
本文将新型多目标模糊优选法用于采矿方法的选择，并与灰色决策理论进行了比较。
Suitable objective or a plan is often determined for systematic decision of urban domestic refuse, and fuzzy mathematics decision method is one of the effective qualitative methods.
在城市生活垃圾系统决策中，常常需要确定合适的目标或规划，而模糊数学决策法是有效的定性方法之一。
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